<template>
  <div>
    <el-dialog :title="dialogInfo.isAdd ? '添加商品管理' : '编辑商品管理'" :visible.sync="dialogInfo.isShow" :before-close="cancel"
      center  @opened="createEdito" >
      <el-form :model="goodsInfo" :rules="rules" ref="goodsInfo">
        <el-form-item label="一级分类" :label-width="formLabelWidth" prop="first_cateid">
          <el-select v-model="goodsInfo.first_cateid" placeholder="请选择" @change="changeCate(false)">
            <el-option v-for="item in catelist" :key="item.id" :value="item.id" :label="item.catename"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="二级分类" :label-width="formLabelWidth" prop="second_cateid">
          <el-select v-model="goodsInfo.second_cateid" placeholder="请选择">
            <el-option v-for="item in secondCateArr" :key="item.id" :value="item.id" :label="item.catename"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="商品名称" :label-width="formLabelWidth" prop="goodsname">
          <el-input v-model="goodsInfo.goodsname" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="商品价格" :label-width="formLabelWidth" prop="price">
          <el-input v-model="goodsInfo.price" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="市场价格" :label-width="formLabelWidth" prop="market_price">
          <el-input v-model="goodsInfo.market_price" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="图片" :label-width="formLabelWidth">
          <el-upload action="#" list-type="picture-card" :on-preview="onPreview" :on-remove="handleRemove"
            :auto-upload="false" :on-change="onChange" :file-list="fileList" :limit="1" :on-exceed="onExceed">
            <i class="el-icon-plus"></i>
          </el-upload>
          <el-dialog :visible.sync="dialogVisible">
            <img width="100%" :src="dialogImageUrl" alt="" />
          </el-dialog>
        </el-form-item>
        <el-form-item label="商品规格" :label-width="formLabelWidth" prop="specsid">
          <el-select v-model="goodsInfo.specsid" placeholder="请选择" @change="changeSpecs(false)">
            <el-option v-for="item in specsArr" :key="item.id" :value="item.id" :label="item.specsname"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="规格属性" :label-width="formLabelWidth" prop="specsattr">
          <!-- multiple 下拉框是否多选 -->
          <el-select v-model="goodsInfo.specsattr" placeholder="请选择" multiple>
            <el-option v-for="item in attrArr" :key="item" :value="item" :label="item"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="是否新品" :label-width="formLabelWidth">
          <el-radio v-model="goodsInfo.isnew" :label="1">是</el-radio>
          <el-radio v-model="goodsInfo.isnew" :label="2">否</el-radio>
        </el-form-item>
        <el-form-item label="是否热卖" :label-width="formLabelWidth">
          <el-radio v-model="goodsInfo.ishot" :label="1">是</el-radio>
          <el-radio v-model="goodsInfo.ishot" :label="2">否</el-radio>
        </el-form-item>
        <el-form-item label="商品描述" :label-width="formLabelWidth">
          <div id="eid">
            
          </div>
        </el-form-item>
        <el-form-item label="状态" :label-width="formLabelWidth">
          <el-switch v-model="goodsInfo.status" active-color="#13ce66" inactive-color="#ff4949" :active-value="1"
            :inactive-value="2">
          </el-switch>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="cancel">取 消</el-button>
        <el-button type="primary" @click="confirm">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
//引入封装好的接口
import { goodsadd, goodsinfo, goodsedit, specslist } from "../../request/api";
import { mapActions, mapGetters } from "vuex";
import E from 'wangeditor'
export default {
  data() {
    return {
      goodsInfo: {
        first_cateid: "", //一级分类编号
        second_cateid: "", //二级分类编号
        goodsname: "", //商品名称
        price: "", //商品价格
        market_price: "", //市场价格
        img: "", //商品图片（文件）
        description: "", //商品描述
        specsid: "", //商品规格编号
        specsattr: "", //商品规格属性
        isnew: 1, //是否新品1是2不是
        ishot: 1, //是否热卖1是2不是
        status: 1, //状态1正常2禁用
      },
      formLabelWidth: "120px", //label宽度
      //dialogVisible 用于控制图片预览的显示隐藏
      dialogVisible: false,
      //预览时调用的图片地址
      dialogImageUrl: "",
      fileList: [], //用于图片回显
      //规则验证
      rules: {
        goodsname: [
          { required: true, message: "请输入商品名称", trigger: "blur" },
          {
            min: 2,
            max: 15,
            message: "长度在 2 到 15 个字符",
            trigger: "blur",
          },
        ],
        price: [{ required: true, message: "请输入商品价格", trigger: "blur" }],
        market_price: [
          { required: true, message: "请输入市场价格", trigger: "blur" },
        ],
        first_cateid: [
          { required: true, message: "请选择一级分类", trigger: "change" },
        ],
        second_cateid: [
          { required: true, message: "请选择二级分类", trigger: "blur" },
        ],
        specsid: [
          { required: true, message: "请选择商品规格", trigger: "change" },
        ],
        specsattr: [
          { required: true, message: "请选择规格属性", trigger: "blur" },
        ],
      },
      secondCateArr: [], //二级分类数组
      specsArr: [], //规格列表
      attrArr: [], //规格属性
      eid:null //富文本
    };
  },
  mounted() {
    this.getCateAction();
    this.getSpecs();
   
  },
  props: ["dialogInfo"],
  computed: {
    ...mapGetters({
      catelist: "cate/getCteList",
    }),
  },
  methods: {
    // 封装一个创建剪辑器的方法
    createEdito(){
       // 打开执行富文本
    this.eid = new E('#eid')
    this.eid.create()
    // 初始值
    this.eid.txt.html(this.goodsInfo.description)
    console.log(this.eid,'this.eid');
    },
    //封装获取商品规格的接口
    getSpecs() {
      specslist().then((res) => {
        this.specsArr = res.list;
        console.log(this.specsArr, "this.specsArr");
      });
    },
    ...mapActions({
      getCount: "goods/getCountAction",
      getGoodsList: "goods/getGoodsListAction",
      getCateAction: "cate/changeCateAction",
    }),
    //封装一个事件，用于切换一级分类获取二级分类
    changeCate(n) {
      //查找索引findIndex，怎么查找索引，我们可以根据双向数据绑定的值去数组中查找
      let index = this.catelist.findIndex(
        (item) => this.goodsInfo.first_cateid == item.id
      );
      this.secondCateArr = this.catelist[index].children;
      //清空二级分类双向数据绑定值
      if (!n) {
        this.goodsInfo.second_cateid = "";
      }
    },
    changeSpecs(n) {
      let index = this.specsArr.findIndex(
        (item) => this.goodsInfo.specsid == item.id
      );
      this.attrArr = this.specsArr[index].attrs;
      console.log(this.attrArr, "aaaaaaaaaaaa");
      if (!n) {
        this.goodsInfo.specsattr = [];
      }
    },
    //文件限制方法
    onExceed(files, fileList) {
      this.$message.warning(
        `当前限制选择 1 个文件，本次选择了 ${files.length} 个文件，共选择了 ${files.length + fileList.length
        } 个文件`
      );
    },
    //预览的回调函数
    onPreview(file) {
      console.log(file, "文件");
      //得到文件地址之后，把它赋值给要显示的属性
      this.dialogImageUrl = file.url;
      //打开图片预览弹框
      this.dialogVisible = true;
    },
    //移除触发的钩子函数
    handleRemove(file, fileList) {
      console.log(file, "移除", fileList);
    },
    //文件发生变化触发的回调函数
    onChange(file, fileList) {
      console.log(file, "文件详情，change时候");
      //把文件详情赋值给图片地址
      this.goodsInfo.img = file.raw;
    },
    //封装一个取消事件
    cancel() {
      //去改变父组件的isShow的状态
      this.$emit("cancel", false);
      //调取清空事件
      this.reset();
    },
    //封装一个清空事件
    reset() {
      this.goodsInfo = {
        first_cateid: "", //一级分类编号
        second_cateid: "", //二级分类编号
        goodsname: "", //商品名称
        price: "", //商品价格
        market_price: "", //市场价格
        img: "", //商品图片（文件）
        description: "", //商品描述
        specsid: "", //商品规格编号
        specsattr: "", //商品规格属性
        isnew: 1, //是否新品1是2不是
        ishot: 1, //是否热卖1是2不是
        status: 1, //状态1正常2禁用
      };
      //调用清空验证的方法
      this.$refs.goodsInfo.resetFields();
      this.fileList = [];
      // 销毁编辑器
      this.eid.destroy()
    },
    //封装一个查询一条数据的接口
    lookup(id) {
      goodsinfo({ id }).then((res) => {
        if (res.code == 200) {
          this.goodsInfo = res.list;
          //对图片进行数据回显
          this.fileList = this.goodsInfo.img
            ? [{ url: this.goodsInfo.img }]
            : [];
          this.goodsInfo.id = id;
          //我们要对二级分类 以及 规格属性进行结构转化
          //规格属性
          this.goodsInfo.specsattr = this.goodsInfo.specsattr.split(",");
          //转化二级分类，如果我们是回显 我们就不去change里面清空二级
          this.changeCate(true);
          this.changeSpecs(true)
          // 剪辑器回显
          this.eid.txt.html(this.goodsInfo.description)
        } else {
          this.$message.error(res.msg);
        }
      });
    },
    //封装一个确定事件
    confirm() {
      this.$refs.goodsInfo.validate((valid) => {
        if (valid) {
          this.goodsInfo.specsattr = this.goodsInfo.specsattr.join(",");
          this.goodsInfo.description = this.eid.txt.html()
          if (this.dialogInfo.isAdd) {
            // console.log(this.goodsInfo,'表单')
            goodsadd(this.goodsInfo).then((res) => {
              if (res.code == 200) {
                this.cancel();
                this.getCount();
                this.getGoodsList();
                this.$message.success(res.msg);
              } else {
                this.$message.error(res.msg);
              }
            });
          } else {
            goodsedit(this.goodsInfo).then((res) => {
              if (res.code == 200) {
                this.cancel();
                this.getCount();
                this.getGoodsList();
                this.$message.success(res.msg);
              } else {
                this.$message.error(res.msg);
              }
            });
          }
        } else {
          this.$message.error("验证失败");
          return false;
        }
      });
    },
  },
};
</script>

<style scoped>

</style>
